This is not an open source project technically (currently). The codes are not cleaned. But I have used this to render some very interesting scenes.
Maybe using scripts to wrap it is a good future work.
use simple commands to draw some beautiful pictures:
Use particles to draw some interactive implicit surfaces in real-time:
GPU Real-time raytracing, implemented in fragment shader. Learned many tricks from IQ.
Credits: fbm generation of this mountain and cloud and using cylinder to approximate trees are coming from Inigo quilez shadertoy project:
See this youtube: https://www.youtube.com/watch?v=3K4kuJRChb0
Spring:
Summer:
Fall:
Winter